1
|
Pawlak KM, Teshima C. Resolution of dysphagia following endoscopic resection of a large, nodular, esophageal inlet patch with low grade dysplasia. Endoscopy 2024; 56:E369. [PMID: 38684196 PMCID: PMC11057907 DOI: 10.1055/a-2302-7690] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 05/02/2024]
Affiliation(s)
- Katarzyna M. Pawlak
- Division of Gastroenterology, St. Michael’s Hospital, University of Toronto, Toronto, Canada
| | - Christopher Teshima
- Division of Gastroenterology, St. Michael’s Hospital, University of Toronto, Toronto, Canada
| |
Collapse
|
2
|
Weinstock MS, Simons JP, Dohar JE. Heterotopic gastric mucosa of the proximal esophageal (HGMPE) and its potential role in pediatric dysphonia and dysphagia. Int J Pediatr Otorhinolaryngol 2020; 138:110271. [PMID: 32805494 DOI: 10.1016/j.ijporl.2020.110271] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/25/2020] [Revised: 07/20/2020] [Accepted: 07/21/2020] [Indexed: 02/07/2023]
Abstract
OBJECTIVE Despite a reported incidence of HGMPE of 10%, proof of acid production, and an increased incidence of respiratory symptoms, the pediatric otolaryngology, swallowing and voice care literature is silent on this entity. This case series describes pediatric patients confirmed to have HGMPE with dysphonia and/or dysphagia. METHODS Retrospective case series of Pediatric Voice, Resonance, and Swallowing Center patients at a tertiary Children's Hospital in 2019. SETTING Tertiary academic medical center. SUMMARY OF RESULTS Three patients who underwent triple endoscopy for dysphonia or dysphagia were histologically diagnosed with HGMPE. Esophageal biopsies were otherwise normal. Two of the three patients resolved their primary aerodigestive symptoms following treatment with acid suppression and a protectant (sucralfate). The third patient reported significant improvement in symptoms by phone. The significance of this case series cannot be understated: 1) A need for increased awareness among pediatric otolaryngologists, voice care and swallowing professionals of this entity given its relatively common incidence of 10% offset by a dearth of presentations & scientific publications in our literature clearly exists. 2) Otolaryngologists have abandoned operative upper aerodigestive tract endoscopy in lieu of office-based less comprehensive videolaryngostroboscopy and fiberoptic endoscopic evaluation of swallowing. HGMPE & other esophageal disorders (i.e. eosinophilic esophagitis) support revisiting triple endoscopy in select patients where office endoscopy has failed to diagnose and successfully treat such patients. 3) Both acid suppression therapy and a protectant (sucralfate) may be useful in these patients. 4) Modification of rigid esophagoscopy technique to carefully assess the introitus and superior esophageal segment is paramount 5) Otolaryngologists over-diagnose & over-treat laryngopharyngeal reflux. The pediatric & adult literature is replete with significant safety warnings associated with acid suppression therapy and guidelines admonish their indiscriminate use, raising the liability bar of empiric treatment. Large scale prospective, randomized and controlled studies are needed to confirm the pathophysiologic role of this entity in pediatric aerodigestive disorders. CONCLUSION HGMPE is a clinical entity that can be easily missed upon swift entry into the esophagus with rigid endoscopy. Careful scrutiny and visualization of the proximal esophagus is critical in order to identify HGMPE, as there is a higher rate of laryngospasm, stricture, and potentially neoplasm in this population.
Collapse
Affiliation(s)
- Michael S Weinstock
- Department of Otolaryngology, Children's Hospital of Pittsburgh, University of Pittsburgh Medical Center, Pittsburgh, PA, USA.
| | - Jeffrey P Simons
- Department of Otolaryngology, Children's Hospital of Pittsburgh, University of Pittsburgh Medical Center, Pittsburgh, PA, USA
| | - Joseph E Dohar
- Department of Otolaryngology, Children's Hospital of Pittsburgh, University of Pittsburgh Medical Center, Pittsburgh, PA, USA
| |
Collapse
|
3
|
Ciocalteu A, Popa P, Ionescu M, Gheonea DI. Issues and controversies in esophageal inlet patch. World J Gastroenterol 2019; 25:4061-4073. [PMID: 31435164 PMCID: PMC6700698 DOI: 10.3748/wjg.v25.i30.4061] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/12/2019] [Revised: 06/24/2019] [Accepted: 07/05/2019] [Indexed: 02/06/2023] Open
Abstract
The proximal esophagus is rarely examined, and its inspection is often inadequate. Optical chromoendoscopy techniques such as narrow band imaging improve the detection rate of inlet patches in the proximal esophagus, a region in which their prevalence is likely underestimated. Various studies have reported correlations between these esophageal marks with different issues such as Barrett's esophagus, but these findings remain controversial. Conflicting reports complicate the process of interpreting the clinical features of esophageal inlet patches and underestimate their importance. Unfortunately, the limited clinical data and statistical analyses make reaching any conclusions difficult. It is hypothesized that inlet patches are correlated with various esophageal and extraesophageal symptoms, diagnoses and the personalized therapeutic management of patients with inlet patches as well as the differential diagnosis for premalignant lesions or early cancers. Due to its potential underdiagnosis, there are no consensus guidelines for the management and follow up of inlet patches. This review focuses on questions that were raised from published literature on esophageal inlet patches in adults.
Collapse
Affiliation(s)
- Adriana Ciocalteu
- Department of Gastroenterology, Research Center of Gastroenterology and Hepatology, University of Medicine and Pharmacy of Craiova, Craiova 200349, Romania
| | - Petrica Popa
- Department of Gastroenterology, Research Center of Gastroenterology and Hepatology, University of Medicine and Pharmacy of Craiova, Craiova 200349, Romania
| | - Mircea Ionescu
- Department of Anesthesiology and Intensive Care, Emergency County Hospital of Craiova, Craiova 200642, Romania
| | - Dan Ionut Gheonea
- Department of Gastroenterology, Research Center of Gastroenterology and Hepatology, University of Medicine and Pharmacy of Craiova, Craiova 200349, Romania
| |
Collapse
|
4
|
Endoscopic mucosal resection: early experience in British Columbia. CANADIAN JOURNAL OF GASTROENTEROLOGY = JOURNAL CANADIEN DE GASTROENTEROLOGIE 2010; 24:239-44. [PMID: 20431812 DOI: 10.1155/2010/897473] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/14/2023]
Abstract
BACKGROUND Endoscopic mucosal resection (EMR) has been proposed as a primary method of managing patients with dysplasia- or mucosal-based cancers of the esophagus. OBJECTIVES To evaluate the use of EMR for the treatment of Barrett's esophagus with dysplasia or early adenocarcinoma, assessing efficacy, complication rates and long-term outcomes. METHODS All patients who underwent EMR at St Paul's Hospital (Vancouver, British Columbia) were reviewed. Eligible patients were assessed with aggressive biopsy protocols. Detected cancers were staged with both endoscopic ultrasound imaging and computed tomography. Appropriate patients were offered EMR using a commercially available mucosectomy device. EMR was repeated at six- to eight-week intervals until complete. Patients with less than one year of follow-up or who were undergoing other ablative methods were excluded. RESULTS Twenty-two patients (all men) with a mean (+/- SD) age of 67+/-10.6 years were identified. The mean duration of gastroesophageal reflux disease was 17 years (range four to 40 years) and all were receiving proton pump inhibitor therapy. The mean length of Barrett's esophagus was 5.5+/-3.5 cm. One patient had no dysplasia (isolated nodule), three had low-grade dysplasia, 15 had high-grade dysplasia (HGD) and three had adenocarcinoma. A mean of 1.7+/-0.83 endoscopic sessions were performed, with a mean of 6+/-5.4 sections removed. Following EMR, three patients developed strictures; two of these patients had pre-existing strictures and the third required two dilations, which resolved his symptoms. There were no other complications. Three patients underwent esophagectomy. Two had adenocarcinoma or HGD in a pre-existing stricture. The third patient had an adenocarcinoma not amenable to EMR. One patient with a long segment of Barrett's esophagus underwent radiofrequency ablation. At a median follow-up of two years (range one to three years), the remaining 18 patients (82%) had no evidence of HGD or cancer. CONCLUSION Most patients with esophageal dysplasia can be managed with EMR. Individuals with pre-existing strictures require other endoscopic andor surgical methods to manage their dysplasia or adenocarcinoma.
Collapse
|
5
|
Basseri B, Conklin JL, Mertens RB, Lo SK, Bellack GS, Shaye OA. Heterotopic gastric mucosa (inlet patch) in a patient with laryngopharyngeal reflux (LPR) and laryngeal carcinoma: a case report and review of literature. Dis Esophagus 2009; 22:E1-5. [PMID: 19473208 DOI: 10.1111/j.1442-2050.2008.00915.x] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
The inlet patch is an area of heterotopic gastric mucosa most commonly located in the postcricoid portion of the esophagus at, or just below, the level of the upper esophageal sphincter. Esophageal and supraesophageal symptoms are commonly associated with inlet patch, while esophageal adenocarcinoma rarely complicates it. Laryngeal adenocarcinoma associated with inlet patch is not described in the literature. Herein, we present the first reported case of inlet patch associated with laryngeal carcinoma. A 33-year-old female with long-standing asthma and presumed gastroesophageal reflux developed laryngeal cancer at age 22 years that was treated with concomitant radiation and induction chemotherapy. Subsequently, she had refractory heartburn, dysphagia, and cough. These symptoms continued despite two Nissen fundoplications, glottic web division, and optimal medical management. Upper endoscopy at our institution revealed an upper esophageal stricture and a 1 cm inlet patch. Biopsies showed columnar mucosa (predominantly gastric cardiac/fundic type) consistent with inlet patch, with focal intestinal metaplasia. Subsequent endoscopic mucosal resection of the inlet patch resulted in an amelioration of throat and chest pain, cough, and hoarseness. Dysphagia and regurgitation were improved by serial dilatations of the upper esophageal stricture. This case reveals a number of clinical findings associated with inlet patch--chest pain, dysphagia, cough, and hoarseness--as well as a clinical finding that has not been previously associated with inlet patch: laryngeal cancer. Symptoms refractory to optimal medical management and/or surgical intervention should make the clinician and endoscopist more cognizant of the inlet patch.
Collapse
Affiliation(s)
- B Basseri
- GI Motility Program, Cedars-Sinai Medical Center, Los Angeles, California 90048, USA
| | | | | | | | | | | |
Collapse
|
6
|
von Delius S, Feussner H, Henke J, Schneider A, Hollweck R, Rösch T, Prinz C, Schmid RM, Frimberger E. Submucosal endoscopy: a novel approach to en bloc endoscopic mucosal resection (with videos). Gastrointest Endosc 2007; 66:753-6. [PMID: 17531237 DOI: 10.1016/j.gie.2007.03.1095] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/05/2007] [Accepted: 03/26/2007] [Indexed: 02/08/2023]
Abstract
BACKGROUND The submucosal layer is of eminent importance for endoscopic mucosal resection (EMR) in the GI tract. OBJECTIVE Development of submucosal endoscopy, which allows diagnostic and therapeutic endoscopy of the submucosal space (SS) in the esophagus. DESIGN Acute experiments in a live porcine model. INTERVENTIONS An area in the esophagus was marked with a diathermic probe to define a mucosal piece for resection. After local infiltration, a 1- to 2-cm transverse incision was performed 1 to 2 cm proximal and distal of these margins. We entered the SS with a flexible small-caliber videoendoscope through the proximal incision and dissected the fibrous submucosal connective tissue in a longitudinal direction with a blunt forceps. For EMR, the lifted mucosa was subsequently separated by use of an insulated-tip hook needle-knife. MAIN OUTCOME MEASUREMENTS En bloc resection of prespecified mucosal areas. RESULTS A total of 15 mucosal pieces were resected in 4 pigs. The size of the resected pieces varied from 1.6 cm x 0.9 cm to 7.4 cm x 1.7 cm ex vivo. In a fifth pig, 2 circular mucosectomies (lengths 3.0 cm and 1.6 cm) were done. All mucosal pieces could be completely resected en bloc. The endoscopic view in the SS was excellent. There were no procedure-related complications. LIMITATIONS The method has not yet been evaluated in humans. CONCLUSIONS Entering the SS for submucosal endoscopy is a novel, innovative, and practicable method for the dissection of mucosal neoplastic lesions. We demonstrated that mucosal areas of various sizes could be resected en bloc without complications.
Collapse
Affiliation(s)
- Stefan von Delius
- 2nd Medical Department, Technical University of Munich, Munich, Germany
| | | | | | | | | | | | | | | | | |
Collapse
|
7
|
Larghi A, Waxman I. State of the art on endoscopic mucosal resection and endoscopic submucosal dissection. Gastrointest Endosc Clin N Am 2007; 17:441-69, v. [PMID: 17640576 DOI: 10.1016/j.giec.2007.05.012] [Citation(s) in RCA: 40] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/04/2023]
Abstract
Endoscopic mucosal resection (EMR) and endoscopic submucosal dissection (ESD) provide new alternatives for minimally invasive treatment of superficial gastrointestinal malignancies. Evidence suggests that these techniques can be performed safely and have comparable outcomes to surgery with less morbidity and better quality of life due to their tissue-sparing nature when compared with conventional surgery. Although the techniques and accessories have become standardized, there is room for improvement, and further research and development are required. Current challenges facing American gastroenterologists or endoscopic surgeons include access to training and lack of appropriate reimbursement for these heavy-weighted and technically demanding procedures. Nevertheless, EMR and ESD are here to stay and are only the first steps toward true radical endoluminal resection of GI malignancies.
Collapse
Affiliation(s)
- Alberto Larghi
- Digestive Endoscopy Unit, Catholic University, Largo A. Gemelli 8, 00192 Rome, Italy
| | | |
Collapse
|
8
|
Katsinelos P, Kountouras J, Paroutoglou G, Zavos C, Rizos C, Beltsis A. Endoscopic mucosal resection of large sessile colorectal polyps with submucosal injection of hypertonic 50 percent dextrose-epinephrine solution. Dis Colon Rectum 2006; 49:1384-92. [PMID: 16897333 DOI: 10.1007/s10350-006-0611-5] [Citation(s) in RCA: 29] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/08/2023]
Abstract
PURPOSE Before endoscopic mucosal resection of large sessile colorectal polyps, injection of solution into submucosa cushions and isolates the tumor, although there is little information as to which solution with optimal effect should be used. This study investigated the effectiveness of endoscopic mucosal resection by use of a hypertonic dextrose plus epinephrine solution for large sessile colorectal polyps. METHODS We removed 59 large sessile colorectal polyps in 59 patients by introducing an endoscopic submucosal hypertonic dextrose plus epinephrine injection technique. Endoscopic evaluations were repeated at 3, 6, and 12 months or longer. If no residual tumor was observed endoscopically and histologically at one year or more, the patient was considered to be "cured." The main outcome measurements were the mean amount of solution injected, mean disappearance time of solution, safety, complications, and recurrence at follow-up. RESULTS Of the 59 large sessile colorectal polyps, 23 (39 percent) were resected en bloc and 36 (61 percent) piecemeal. The mean amount of hypertonic dextrose plus epinephrine solution injected was 24.42 +/- 17.52 ml, and its mean disappearance time was 13.61 +/- 5.21 (range, 7-21) minutes. Of the 36 patients treated with piecemeal resection, 18 (50 percent) required additional endoscopic interventions. In patients who entered the follow-up surveillance protocol for one year or longer, the cure rate by en bloc resection was 100 percent (23/23) and that by piecemeal intervention was 96.78 percent (30/31). Four patients (6.8 percent) had local bleeding after endoscopic mucosal resection that was mainly controlled endoscopically. CONCLUSIONS Endoscopic mucosal resection after submucosal hypertonic dextrose plus epinephrine solution injection, with an intensive follow-up program, seems to be a safe and effective treatment for large sessile colorectal polyps.
Collapse
Affiliation(s)
- Panagiotis Katsinelos
- Department of Endoscopy and Motility Unit, Central Hospital, Thessaloniki, Macedonia 551 33, Greece
| | | | | | | | | | | |
Collapse
|
9
|
Mignogna MD, Fedele S, Lo Russo L. Dysplasia/neoplasia surveillance in oral lichen planus patients: A description of clinical criteria adopted at a single centre and their impact on prognosis. Oral Oncol 2006; 42:819-24. [PMID: 16458570 DOI: 10.1016/j.oraloncology.2005.11.022] [Citation(s) in RCA: 38] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/09/2005] [Revised: 11/29/2005] [Accepted: 11/29/2005] [Indexed: 12/24/2022]
Abstract
The concept of dysplasia/neoplasia surveillance has been applied to long-standing conditions associated with an increased risk of cancer. Although still controversial, periodic direct clinical examination as well as endoscopic techniques are currently performed in patients with inflammatory bowel diseases, Barrett's esophagus, and melanocytic skin lesions in order to detect and treat dysplastic or early malignant changes and therefore improve the patients' prognosis. It is not known if patients with oral lichen planus (OLP), a chronic inflammatory condition associated with an increased risk of cancer development, might benefit from such surveillance as well, nor how this should be performed. Here we present the clinical criteria we have adopted over a 12-year period to detect early malignant transformation of OLP, and report on their impact on the management and prognosis of patients. Overall data from 45 patients affected by 117 neoplastic events arising from OLP have been evaluated. Our dysplasia/neoplasia surveillance has led us to diagnose most episodes (94.9%; n.: 111) of OLP malignant transformation in early intraepithelial and microinvasive phases, namely stage 0 and I oral cancers (T(is) N0M0 or T1N0M0). The 5-year survival rate, where applicable, has been 96.7%. Advanced stage oral cancers have been diagnosed in six patients, three of whom have died. We suggest that the application of strict and rigorous clinical criteria in dysplasia/neoplasia surveillance could help clinicians to detect and treat early OLP malignant transformation and therefore improve long-term survival rates. Nevertheless, a small subgroup of patients has been shown not to benefit from such surveillance and to be characterized by a rapid development of advanced-stage oral carcinomas, with consequent poor prognosis.
Collapse
Affiliation(s)
- Michele D Mignogna
- Section of Oral Medicine, Department of Odontostomatological and Maxillofacial Sciences, University Federico II, Via Pansini 5, 80130 Naples, Italy.
| | | | | |
Collapse
|
10
|
Waxman I, Raju GS, Critchlow J, Antonioli DA, Spechler SJ. High-frequency probe ultrasonography has limited accuracy for detecting invasive adenocarcinoma in patients with Barrett's esophagus and high-grade dysplasia or intramucosal carcinoma: a case series. Am J Gastroenterol 2006; 101:1773-9. [PMID: 16780561 DOI: 10.1111/j.1572-0241.2006.00617.x] [Citation(s) in RCA: 37] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
AIM To evaluate prospectively the accuracy of preoperative high-frequency (20 MHz) probe ultrasonography (HFPUS) for detecting invasive cancer in patients referred for esophagectomy because of an endoscopic biopsy diagnosis of high-grade dysplasia (HGD) or intramucosal carcinoma (ICA) in Barrett's esophagus (BE). PATIENTS AND METHODS Nine consecutive male patients (median age of 69 yr) who were referred for esophagectomy for HGD or ICA in BE agreed to participate. We performed conventional upper gastrointestinal endoscopy followed by HFPUS using a through-the-scope ultrasound probe (20 MHz), and we compared our preoperative findings with the pathologist's findings in the resected esophageal specimens. RESULTS There was complete agreement between the postoperative pathological findings and the preoperative HFPUS findings in only 4 of the 9 patients. HFPUS resulted in two false-negative diagnoses of esophageal cancer (both had T1 lesions in the resected specimens), one false-positive diagnosis of esophageal cancer, and two errors in tumor staging (1 understaged, 1 overstaged). CONCLUSIONS HFPUS has limited accuracy for identifying invasive cancer in patients found to have HGD or IMC in BE. Pending further refinements in technology, clinical management decisions in such patients should not be based solely on the results of HFPUS.
Collapse
Affiliation(s)
- Irving Waxman
- University Chicago Section of Endoscopy and Therapeutics and the Cancer Research Center, Chicago, Illinois 60637, USA
| | | | | | | | | |
Collapse
|
11
|
Cantor MJ, Davila RE, Faigel DO. Yield of tissue sampling for subepithelial lesions evaluated by EUS: a comparison between forceps biopsies and endoscopic submucosal resection. Gastrointest Endosc 2006; 64:29-34. [PMID: 16813799 DOI: 10.1016/j.gie.2006.02.027] [Citation(s) in RCA: 98] [Impact Index Per Article: 5.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/02/2005] [Accepted: 02/03/2006] [Indexed: 02/08/2023]
Abstract
BACKGROUND In most circumstances, subepithelial tumors lack distinct endoscopic and ultrasonographic features. Consequently, definitive diagnosis usually requires tissue acquisition and pathologic confirmation. Establishing a tissue diagnosis is difficult because the yield of forceps biopsies is low. However, prospective data evaluating tissue sampling techniques for subepithelial lesions are currently lacking. OBJECTIVE Our purpose was to prospectively determine the diagnostic yield of endoscopic submucosal-mucosal resection (ESMR) compared with forceps biopsy for lesions limited to the submucosa (third endosonographic layer) of the GI tract. DESIGN A prospective head-to-head comparison was performed. SETTING The study was performed in a tertiary care hospital. PATIENTS Study patients were 23 adults with subepithelial lesions limited to the submucosa. INTERVENTION All submucosal lesions underwent forceps biopsy followed by endoscopic submucosal resection. Biopsy specimens were obtained with large-capacity "jumbo" forceps. A total of 4 double passes (8 biopsy specimens) were collected from each lesion with use of the bite-on-bite technique. Endoscopic resection was then performed with an electrosurgical snare or cap-fitted endoscopic mucosal resection device. MAIN OUTCOME MEASUREMENT The main outcome measurement was the diagnostic yield of biopsy forceps compared with endoscopic submucosal resection. RESULTS Twenty-three patients with lesions limited to the submucosa were identified by endoscopic ultrasonography. All lesions underwent forceps biopsy followed by ESMR. The diagnostic yield of the jumbo forceps biopsy was 4 of 23 (17%), whereas the diagnostic yield of ESMR was 20 of 23 (87%) (P = .0001, McNemar test). CONCLUSION In the evaluation of subepithelial lesions limited to the submucosa, ESMR has a significantly higher diagnostic yield than jumbo forceps biopsy with use of the bite-on-bite technique.
Collapse
Affiliation(s)
- Michael J Cantor
- Oregon Health and Science University, 3181 SW Sam Jackson Park Road, Portland, OR 97239-3098, USA
| | | | | |
Collapse
|
12
|
|
13
|
Abstract
Local endoscopic resection techniques for early neoplasms of the gastro-intestinal tract require exact description of the depth of infiltration for the decision of endoscopic versus surgical therapy. Subdivision of mucosal neoplasms is used only in the oesophagus. Mucosal oesophageal carcinoma (squamous cell carcinoma and adenocarcinoma) can be subdivided into m1-m3 and m1-m4. Distinction of high-grade intraepithelial neoplasia and mucosal carcinoma is without clinical relevance since the diagnosis of high-grade intraepithelial neoplasia should always first lead to a (diagnostic) endoscopic resection. The final histological diagnosis could then be made on the resection specimen. Diagnosis of low-grade intraepithelial neoplasia is often confused with regenerative changes. Histological diagnoses of early neoplasms are not the same worldwide and consensus should be improved further.
Collapse
Affiliation(s)
- Michael Vieth
- Institute of Pathology, Klinikum Bayreuth, Preuschwitzer Str. 101, 95445 Bayreuth, Germany.
| | | |
Collapse
|
14
|
Wipff J, Allanore Y, Soussi F, Terris B, Abitbol V, Raymond J, Chaussade S, Kahan A. Prevalence of Barrett's esophagus in systemic sclerosis. ACTA ACUST UNITED AC 2005; 52:2882-8. [PMID: 16142744 DOI: 10.1002/art.21261] [Citation(s) in RCA: 83] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Abstract
OBJECTIVE The esophagus is the most commonly affected gastrointestinal area in systemic sclerosis (SSc). Patients with SSc frequently develop gastroesophageal reflux, esophageal injury, and sometimes, intestinal metaplasia, or Barrett's esophagus (BE), which may increase the risk of esophageal adenocarcinoma. This study sought to determine the prevalence of BE and esophageal adenocarcinoma in a cohort of SSc patients. METHODS One hundred ten SSc patients who were receiving long-term treatment with proton-pump inhibitors (PPIs) were assessed systematically by esophageal manometry and endoscopy. Esophageal biopsies were performed when macroscopic abnormalities were detected, and BE was diagnosed histologically. RESULTS Among the 110 patients, 14 had BE (12.7%). None of the patients with BE had adenocarcinoma, but 3 of the 14 patients (21%) had dysplasia on esophageal biopsy. Similar proportions of patients with and without BE had abnormal peristalsis and decreased lower esophageal sphincter pressure. No association between BE and other disease characteristics was demonstrated. CONCLUSION In this study, 12.7% of SSc patients who had been treated with PPIs for long periods had BE, similar to the prevalence in patients with gastroesophageal reflux disease. Although none of the patients had esophageal adenocarcinoma, patients with BE should be followed up closely, particularly patients with dysplasic BE. Long-term prospective studies are warranted to determine the phenotype of SSc patients at high risk of developing dysplasia or esophageal adenocarcinoma.
Collapse
Affiliation(s)
- J Wipff
- Cochin Hospital, AP-HP Paris 5 University, Paris, France
| | | | | | | | | | | | | | | |
Collapse
|
15
|
Abstract
Dysplasia is a very imperfect biomarker for malignancy in Barrett's esophagus. Invasive cancer has been found in 30-40% of esophagi resected because preoperative endoscopic examinations had shown high-grade dysplasia. Reports on the natural history of this disorder are sometimes contradictory, but suggest that 10-30% of patients with high-grade dysplasia in Barrett's esophagus will develop a demonstrable malignancy within 5 yr of the initial diagnosis. Proposed management strategies for high-grade dysplasia include esophagectomy, endoscopic ablative therapies, endoscopic mucosal resection (EMR), and intensive endoscopic surveillance. Endoscopic ablative therapies and EMR may not be effective if neoplastic cells have invaded the submucosa or disseminated through mucosal lymphatic channels, and a number of studies suggest that the endoscopic therapies usually leave metaplastic or neoplastic epithelium with malignant potential behind. Limited data suggest that intensive endoscopic surveillance might be a reasonable approach for elderly or infirm patients, but some patients managed in this fashion have developed incurable esophageal cancers. The fundamental question of what is the appropriate length of follow-up for studies on dysplasia treatments has not been resolved. Although 5 yr might be considered the absolute minimum duration for a meaningful follow-up on dysplasia therapy, the follow-up duration in most studies is substantially less than 5 yr. Specific recommendations for management based on these considerations are proposed at the end of this report.
Collapse
Affiliation(s)
- Stuart Jon Spechler
- Dallas Department of Veterans Affairs Medical Center, the University of Texas Southwestern Medical Center, Dallas, Texas 75216, USA
| |
Collapse
|